Theauthor’sattitudetowards“Diasporas”isthat______. A: Thereisincreasinghostilitytowardsimmigrantsinrichcountries. B: Immigrantnetworksareararebrightsparkintheworldeconomyandrichcountriesshouldwelcomethem. C: TheDiasporasshouldreturntotheirhomelandssothatpoorcountrieswillnotsufferasaresultof“braindrain”. D: Hard-workingimmigrantswilldepressthewagesofthelocalsalthoughtheymaygreatlyincreaseproductivity.